Geochemical benchmarks in the Phanerozoic LIPs constrained from well-cores in the Deccan Volcanic Province, India

TC Khanna, PP Kanakdande, M Bizimis, K Arora - Lithos, 2023 - Elsevier
Abstract The∼ 66 Ma Deccan flood basalt province is one of the largest in the World. Here,
we present mineral chemistry, bulk-rock geochemistry and Ndsingle bondSr isotopes in …

Thermal and physical properties of Deccan basalt and Neoarchean basement cores from a deep scientific borehole in the Koyna− Warna seismogenic region, Deccan …

L Ray, RK Gupta, N Chopra, D Gopinadh… - Earth and Space …, 2021 - Wiley Online Library
We have investigated 78 core samples of basaltic trap and Neoarchean basement in the
laboratory from a 981 m deep scientific borehole KBH‐05, in the Koyna− Warna seismic …

Concealed architecture, volcanism and tectonics of Deccan LIP related alkaline complexes of Rajasthan, NW India: Constrained from high resolution aero …

D Talukdar, CR Kumar, M Mohanty, A Ghosh… - Journal of Volcanology …, 2023 - Elsevier
In the north-western Indian shield two important alkaline complexes (Sarnu-Dandali and Mer-
Mundwara) are linked to end-Cretaceous Deccan large igneous province (LIP) bear …

Petrogenesis of Neoarchean granitoids beneath the Koyna-Warna region, Deccan Volcanic Province, India

TC Khanna, DL Barbeau Jr, K Arora… - Journal of Asian Earth …, 2023 - Elsevier
The continental crust that is concealed beneath the voluminous flood basalt province of the
Deccan Traps (India) is inaccessible except by few deep bore-holes. The well-core extracted …

Zircon UPb geochronology and geochemistry of hot subduction volcanic suite in the deep bore-hole well-core KBH-5: Evidence of Neoarchean Shimoga greenstone …

TC Khanna, DL Barbeau Jr - Lithos, 2024 - Elsevier
The continents across Earth have grown through accretion and amalgamation of plume-
generated oceanic plateaux and subduction-originated magmatic arcs. The evidence of …

Chemical stratigraphy of subsurface lava flows from the Koyna (KBH1) core and correlation with the southwestern stratigraphy of the Deccan Traps

S Sonu, A Kumar, M Satyanarayanan, V Pathak… - 2022 - pubs.geoscienceworld.org
The Koyna borehole penetrated c. 1 km through the Deccan basalt units and into the
cratonic basement beneath, thus providing a unique insight into the subsurface succession …

Seasonal Variations in the b-Value of the Reservoir-Triggered Seismicity in the Koyna–Warna Region, Western India

VB Smirnov, MG Potanina, TI Kartseva… - Izvestiya, Physics of the …, 2022 - Springer
The analysis of the local earthquake catalog revealed fine features in the behavior of
seasonal components of induced seismicity in the Koyna–Warna region, western India. The …

Initiation of rock fracture by fluids of different viscosities

TI Kartseva, VB Smirnov, AV Patonin… - Izvestiya, Physics of the …, 2022 - Springer
The acoustic emission (AE) patterns observed in laboratory conditions at the initiation of
fracture in rock samples by fluids of different viscosities are revealed. A series of …

Elusive origin of the subsurface tephra in the Deccan volcanic province, India

TC Khanna, K Arora - Journal of Earth System Science, 2022 - Springer
We present comprehensive petrography, bulk-rock major element oxide, trace and rare
earth element geochemistry, Nd isotopic compositions, and downhole-induced-magnetic …

Origin of Fe–Ni–Cu (Co) sulfide and Fe–Ti oxide minerals in the c. 1.77 Ga dolerite dyke, Singhbhum Craton (eastern India)

A Dey, SK Mondal - 2022 - pubs.geoscienceworld.org
Dolerite dyke swarms are widespread within the Singhbhum Craton (eastern India) that
emplaced from the Neoarchean to Paleoproterozoic era just after the stabilization of crust …